E. W. Ililgard— Geology of ihe Delia, etc. 



it is ira]:)ossiblc to toll the cliaracter of the water or the 

 h at which it will be found, before trviIl^^ At two ])laces 

 lit about l.oOO feet, I obtained, in ""one, at the ilenth of 

 H't, a free supply of clear water strongly impregnated with 

 111 the other, no such water could be found at the depth 



ttention having been called to the subject, a "find "' of ot 

 iu'\t reported from the parish of Latoiir(>lH^ -ml to n., 

 <i pie>.-uieot b) |H)mi<]s to the inch. lha\t 



w'l. th.M or iu>' thi. oeeurrencc of gas i;. m 



i!""d to lue b\ {\A Thi'Dodeaux, of Thi 



llant, on the 'lower Xafourche. Sofi'r.'i 

 n .>! this source of gas has come to nn k 

 ^ regards then, the u[)per delta pl.iin. t'. 

 .t that, like the Calcasieu an<l Attak..].. 

 flaid bv the detrita| dei)o-it^ of the -t..' 

 ii iiK li nia\ f iirh, n prior )\ be .supposed < o 



thr S.iMi'H on ,,iu> hand, and the MissisMp' 

 ut mi.hAa\ beTwce.i, the Cretaceous rid^c. 

 [)t outliers irora Lake Bistcneau to Clue*,- 

 \ has caused these same deiKvsits to a])peai 

 o^'crl\ing swamp, lagoon and cstuarian > 



Hudson age. will varv both in thickiu- 

 me or fresll-^^ater) character of their maten. 

 V ith the coutormation (relative to the ocean) .» ^.' ^ 



vJm.1i ihevwere deposited. _ And _ the alluMal d. 



• foniMUon, l)ut ajmcMr to be little greater 

 ne.ir Xew Oil.Mn.. than it is -sometimes lo 



siderabl 

 strongly mineral to be desirable for < 

 e waters obtained in the Orange Sand on tli 

 ays remarkably pure, and when struck hiv ^ 

 deposits ciinnot fail lo po>ses^ :i pi^r"'"^' 

 Kirkiman's bore, on the We^t Fork ot Ca' 

 the Port Hudson .strata would, of eour-e. i 



[To be continued] 



